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Table 2 Included studies by study type, coded by main methods used

From: School-based vaccination programmes: a systematic review of the evidence on organisation and delivery in high income countries

Study type

Examples of methods used

Number of studies

I Reviews/synthesis of studies

Systematic review, narrative review

3

II Quantitative

Cohort analysis, cross-sectional survey, economic evaluation

7

III Qualitative

Focus groups, semi-structured interviews, observations

15

IV Descriptive

Descriptions of programme experiences, local evaluations

16

V Non-research

Expert opinion/conference paper

3

 

TOTAL

44